bind(Fiber.class).annotatedWith(RaftExecutor.class).toInstance(raftFiber);
Fiber stateMachineFiber = fiberFactory.create(new BatchExecutor());
stateMachineFiber.start();
install(new LogModule(logDir, stateMachine, stateMachineFiber));
bind(ClusterConfig.class).toInstance(config);
bind(Client.class).asEagerSingleton();